Home / 38,073.68-52,538.76-21,304.40

Finding the Fourth Proportional to 38,073.68, 52,538.76 and 21,304.40

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Solution

The fourth proportional to 38,073.68, 52,538.76 and 21,304.40 is: 29,398.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,073.68 : 52,538.76 = 21,304.40 : x
  2. Step 2: Convert to fraction form
    38,073.68/52,538.76 = 21,304.40/x
  3. Step 3: Cross multiply
    38,073.68x = 52,538.76 × 21,304.40
  4. Step 4: Simplify right side
    38,073.68x = 1,119,306,758.54
  5. Step 5: Solve for x
    x = 1,119,306,758.54/38,073.68
  6. Step 6: Final answer
    x = 29,398.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.